flac: fix text relocations

The recent sanity checks were flagging:

 ELF binary '.../libFLAC.so.8.2.0' has relocations in .text

This is caused by hand-written assembler being invoked badly.  Apply a patch
from upstream git that uses PIC instead of relocations.

[ YOCTO: #3461 ]

(From OE-Core rev: 9b5660ee0e507852a02ba5281b571f3e55dffc18)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 102 insertions, 2 deletions

diff --git a/meta/recipes-multimedia/flac/flac-1.2.1/asm-pic.patch b/meta/recipes-multimedia/flac/flac-1.2.1/asm-pic.patch
new file mode 100644
index 0000000000..43f29cf1ee
--- /dev/null
+++ b/meta/recipes-multimedia/flac/flac-1.2.1/asm-pic.patch
@@ -0,0 +1,99 @@
+Upstream-Status: Backport
+Signed-off-by: Ross Burton <ross.burton@intel.com>
+
+From 12022d90dd3adc9f37dc2b16358cbecfe3c5be1c Mon Sep 17 00:00:00 2001
+From: Samuli Suominen <drac@gentoo.org>
+Date: Sun, 15 Jul 2012 15:45:10 +1000
+Subject: [PATCH] Fix assembler code to make it PIC so the dynamic linker does
+ not have to do text relocations on-the-fly. Patch from Gentoo
+ via Jaren Stangret <sirjaren@gmail.com>
+
+Signed-off-by: Erik de Castro Lopo <erikd@mega-nerd.com>
+---
+ src/libFLAC/ia32/bitreader_asm.nasm |   27 +++++++++++++++++++++++++++
+ 1 files changed, 27 insertions(+), 0 deletions(-)
+
+diff --git a/src/libFLAC/ia32/bitreader_asm.nasm b/src/libFLAC/ia32/bitreader_asm.nasm
+index c6bb8c2..4cd0ea2 100644
+--- a/src/libFLAC/ia32/bitreader_asm.nasm
++++ b/src/libFLAC/ia32/bitreader_asm.nasm
+@@ -140,8 +140,13 @@ cident FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap
+ %ifdef FLAC__PUBLIC_NEEDS_UNDERSCORE
+        mov     edi, _FLAC__crc16_table
+ %else
++%ifdef OBJ_FORMAT_elf
++       mov     edi, [esp + 16]         ;               saved ebx (GOT base)
++       lea     edi, [edi + FLAC__crc16_table wrt ..gotoff]
++%else
+        mov     edi, FLAC__crc16_table
+ %endif
++%endif
+        ;; eax (ax)     crc a.k.a. br->read_crc
+        ;; ebx (bl)     intermediate result index into FLAC__crc16_table[]
+        ;; ecx          br->crc16_align
+@@ -216,8 +221,13 @@ cident FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap
+ %ifdef FLAC__PUBLIC_NEEDS_UNDERSCORE
+        mov     edi, _FLAC__crc16_table
+ %else
++%ifdef OBJ_FORMAT_elf
++       mov     edi, [esp + 16]         ;               saved ebx (GOT base)
++       lea     edi, [edi + FLAC__crc16_table wrt ..gotoff]
++%else
+        mov     edi, FLAC__crc16_table
+ %endif
++%endif
+        ;; eax (ax)     crc a.k.a. br->read_crc
+        ;; ebx (bl)     intermediate result index into FLAC__crc16_table[]
+        ;; ecx          br->crc16_align
+@@ -316,8 +326,13 @@ cident FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap
+ %ifdef FLAC__PUBLIC_NEEDS_UNDERSCORE
+        call    _bitreader_read_from_client_
+ %else
++%ifdef OBJ_FORMAT_elf
++       mov     ebx, [esp + 20]         ;               saved ebx (GOT base)
++       call    bitreader_read_from_client_ wrt ..plt
++%else
+        call    bitreader_read_from_client_
+ %endif
++%endif
+        pop     edx                     ;     /* discard, unused */
+        pop     ecx                     ;     /* restore */
+        mov     esi, [ebp + 16]         ;     cwords = br->consumed_words;
+@@ -363,13 +378,20 @@ cident FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap
+        mov     [ebp + 16], esi         ;       br->consumed_words = cwords;
+        mov     [ebp + 20], ecx         ;       br->consumed_bits = cbits;
+        push    ecx                     ;       /* save */
++       push    ebx                     ;       /* save */
+        push    ebp                     ;       /* push br argument */
+ %ifdef FLAC__PUBLIC_NEEDS_UNDERSCORE
+        call    _bitreader_read_from_client_
+ %else
++%ifdef OBJ_FORMAT_elf
++       mov     ebx, [esp + 24]         ;               saved ebx (GOT base)
++       call    bitreader_read_from_client_ wrt ..plt
++%else
+        call    bitreader_read_from_client_
+ %endif
++%endif
+        pop     edx                     ;       /* discard, unused */
++       pop     ebx                     ;       /* restore */
+        pop     ecx                     ;       /* restore */
+        mov     esi, [ebp + 16]         ;       cwords = br->consumed_words;
+                                        ;       ucbits = (br->words-cwords)*FLAC__BITS_PER_WORD + br->bytes*8 - cbits;
+@@ -438,8 +460,13 @@ cident FLAC__bitreader_read_rice_signed_block_asm_ia32_bswap
+ %ifdef FLAC__PUBLIC_NEEDS_UNDERSCORE
+        mov     edi, _FLAC__crc16_table
+ %else
++%ifdef OBJ_FORMAT_elf
++       mov     edi, [esp + 24]         ;               saved ebx (GOT base)
++       lea     edi, [edi + FLAC__crc16_table wrt ..gotoff]
++%else
+        mov     edi, FLAC__crc16_table
+ %endif
++%endif
+        ;; eax (ax)     crc a.k.a. br->read_crc
+        ;; ebx (bl)     intermediate result index into FLAC__crc16_table[]
+        ;; ecx          br->crc16_align
+-- 
+1.7.2.5
+
diff --git a/meta/recipes-multimedia/flac/flac_1.2.1.bb b/meta/recipes-multimedia/flac/flac_1.2.1.bb
index 6520b714d8..903de6dc9a 100644
--- a/meta/recipes-multimedia/flac/flac_1.2.1.bb
+++ b/meta/recipes-multimedia/flac/flac_1.2.1.bb
@@ -14,13 +14,14 @@ LIC_FILES_CHKSUM = "file://COPYING.FDL;md5=ad1419ecc56e060eccf8184a87c4285f \
                     file://include/FLAC/all.h;beginline=64;endline=69;md5=64474f2b22e9e77b28d8b8b25c983a48"
 DEPENDS = "libogg"
 
-PR = "r2"
+PR = "r3"
 
 SRC_URI = "${SOURCEFORGE_MIRROR}/flac/flac-${PV}.tar.gz \
            file://disable-xmms-plugin.patch \
            file://flac-gcc43-fixes.patch \
            file://xmms.m4 \
-           file://0001-No-AltiVec-on-SPE.patch"
+           file://0001-No-AltiVec-on-SPE.patch \
+           file://asm-pic.patch"
 
 SRC_URI[md5sum] = "153c8b15a54da428d1f0fadc756c22c7"
 SRC_URI[sha256sum] = "9635a44bceb478bbf2ee8a785cf6986fba525afb5fad1fd4bba73cf71f2d3edf"